CFWarning
LG Oven/Range CF Error Code
The cooling fan is not operating correctly, which can cause overheating.
Common causes
- Faulty cooling fan motor
- Fan blade obstruction
- Wiring disconnection
How to fix it
- Ensure oven is off and cool.
- Spin fan manually to check for free movement.
- Check fan connector and voltage at fan during operation (requires multimeter).
⚠ When to call a pro: If fan does not run with voltage, replace fan. If no voltage, control board may need replacement.
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Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.